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鲤鱼鱼种养殖阶段,在饲料中添加一定剂量的中草药(天然性技促长剂),控制其性腺发育,鱼种养殖阶段产量比对照提高9.3%;成鱼养殖阶段产量比对照提高18.3%,鲤鱼成熟系数降低70%,含肉率增加16.3个百分点,经济效益提高。
Carp fish breeding stage, adding a certain dose of Chinese herbal medicine in the feed (natural spreader), control of gonadal development, fish breeding stage yield increased by 9.3% compared with the control; adult fish production stage increased 18 .3%, carp lower 70% maturity factor, meat content increased by 16.3 percentage points, economic benefits.